From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wei Liu Subject: Re: [PATCH v5 8/9] libxc: rework of domain builder's page table handler Date: Thu, 12 Nov 2015 13:47:24 +0000 Message-ID: <20151112134724.GJ24281@zion.uk.xensource.com> References: <1447335816-31772-1-git-send-email-jgross@suse.com> <1447335816-31772-9-git-send-email-jgross@suse.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <1447335816-31772-9-git-send-email-jgross@suse.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Juergen Gross Cc: wei.liu2@citrix.com, Ian.Campbell@citrix.com, stefano.stabellini@eu.citrix.com, ian.jackson@eu.citrix.com, xen-devel@lists.xen.org, roger.pau@citrix.com List-Id: xen-devel@lists.xenproject.org On Thu, Nov 12, 2015 at 02:43:35PM +0100, Juergen Gross wrote: > In order to prepare a p2m list outside of the initial kernel mapping > do a rework of the domain builder's page table handler. The goal is > to be able to use common helpers for page table allocation and setup > for initial kernel page tables and page tables mapping the p2m list. > This is achieved by supporting multiple mapping areas. The mapped > virtual addresses of the single areas must not overlap, while the > page tables of a new area added might already be partially present. > Especially the top level page table is existing only once, of course. > > Currently restrict the number of mappings to 1 because the only mapping > now is the initial mapping created by toolstack. There should not be > behaviour change and guest visible change introduced. > > Signed-off-by: Juergen Gross > Reviewed-by: Wei Liu ". :-) I don't think you need to resend though.